. >> real estate company just out -- >> going against the religion, get in trouble with who? the "new york times." go ahead. >> just out with the winter 2013 rent versus buy report. it says buying a home in the top 100 major metropolitan areas is cheaper despite rising home prices. joining us now from san francisco with more on the results, the chief economist. jet, am i getting your last name right on that? >> yes, you are, good morning. >> so, i was actually surprised by this. because i thought it was the opposite way around still. you would buy of the 100 metropolitan cities, would you buy everywhere? >> right now it's cheaper to buy than to rent in all of the 100 largest markets. when you take into account all of the costs and proceeds of both owning and renting. >> how are you making this calculation? what's the time horizon? there's got to be other things decides what it means from one year to one year. >> yeah, there's a lot going on under the hood. we're assuming you stay in your home for seven years, which has been the typical length of time that americans stay in a